/**
 * @Classname Demo001
 * @Description TODO
 * @Date 2022/7/18 14:44
 * @Created by PC
 */
public class Demo001 {
    public static void main(String[] args) {
        TestDemo<String> stringTestDemo = new TestDemo<>();
        stringTestDemo.setData("haha");
        String data = stringTestDemo.getData();
        System.out.println(data);
    }
}
